Home / 21,639,380.61-32,459,486.46-10,118,494.26

Finding the Fourth Proportional to 21,639,380.61, 32,459,486.46 and 10,118,494.26

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Solution

The fourth proportional to 21,639,380.61, 32,459,486.46 and 10,118,494.26 is: 15,177,935.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,639,380.61 : 32,459,486.46 = 10,118,494.26 : x
  2. Step 2: Convert to fraction form
    21,639,380.61/32,459,486.46 = 10,118,494.26/x
  3. Step 3: Cross multiply
    21,639,380.61x = 32,459,486.46 × 10,118,494.26
  4. Step 4: Simplify right side
    21,639,380.61x = 328,441,127,428,057.75
  5. Step 5: Solve for x
    x = 328,441,127,428,057.75/21,639,380.61
  6. Step 6: Final answer
    x = 15,177,935.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.